• Dwarf bunt

  does occur, but is less important from an epidemiological point of view. The teliospores germinate in response to moisture and form basidiospores, also [...] teliospores. These balls break during harvest allowing the teliospores to fall to the ground. Additionally, these teliospores contaminate healthy kernels [...] germination is 3-8 °C and it takes three to ten weeks for germination. The seedlings are infected after emergence; the two- to three-leaf stage plants are most

• Syrphidend

  consumed entirely, only skin remains. Dark excrements (meconium) on the leaves is an indicator of hoverfly larvae activity. Pack size 50 pupae. Presentation 3 [...] carboard box. Hang the open box vertically on the plants, preferably close to flowers. Protect from direct sunlight or rain. Dosage The dosage of Syrphidend [...] depends on climate, crop and aphid density and should always be adjusted to the particular situation. Start introduction preventatively or as soon as

• Protected vegetables

  Compliance with regulations: IPM aligns with increasingly stringent regulations on pesticide use, making it easier for growers to comply with legal requirements [...] Learning more about these vegetable pests is an important step into understanding how to control them. Go to pest overview Biological pest control in vegetable [...] natural approach to pest management. Instead of resorting to chemical solutions, biocontrol leverages the power of living organisms to control and mitigate

• Pollination checklist Growing lights

  need max. 2 hours to return to their hive 15:00 Do not keep a hive closed for longer than one day unless additional pollen is fed to the bees. Bumblebee [...] later the lights are turned on, the more time (overlap with daylight) there is for the bumblebees to pollinate. For pollination, bumblebees need at least [...] the transmitter to the climate computer. Heat Do not turn the lights on before midnight Screens and filters Place the Natupol hive with the WBH on a Natupol

• Trianum effectively controls Pythium in cucumber

  order to protect his plants’ roots. ‘I started using Trianum-G because of my crop’s susceptibility to Pythium,’ explained Kees Hendriks. Together with Stefan [...] pots (two plants in one rockwool cube). He decided to do this in response to his crop’s susceptibility to Pythium. ‘My crop gets 20 hours of light a day, [...] mats and whole rows had to be rejected, and the fungus would spread through the gutters to adjacent mats. ‘We sometimes lost up to 50% of production on the

• Trianum-P improves open field pepper production in Portugal

  do its work well. ‘With the introduction of mechanical harvesting, we were forced to change our way of producing and we decided to introduce new means [...] learned about Trianum-P, a biological solution with which we have confirmed an increase in plant resistance to soil fungi, achieving greater vigour and, c [...] consumer zero residue. Trianum has proven to be a good solution that eliminates the need to use pesticides to control diseases at the soil level in industrial

• FAQ Spidex Vital

  compared to previous product? No; in hotspot control we have observed an even better control of spider mites. What obstacle did Koppert overcome to produce [...] Spidex Vital give an even better spider mite control? Hotspots of spider mite are even better under control with Spidex Vital, compared to the regular Spidex [...] Does anything change to the rate of application? No, continue to introduce Spidex Vital in the numbers you recommend your customers to obtain the best pest

• Onion fly

  It can be difficult to identify an onion fly infestation because the signs may not always be visible. But there are a few symptoms to watch out for. The [...] flight of the onion fly is coming. After that apply Capirel twice, with an interval of eight to ten days. Then most onion fly larvae will die, and the pest pressure [...] since spotting an infestation early can help stop the insect from spreading and causing more harm. Biological control of onion fly with nematodes Biological

• Apple scab

  temperatures this increases to 12-28 hours of leaf wetness for successful infection. Conidia also need water for germination. How to prevent Apple scab Use [...] fall off prematurely. The plants’ defence mechanism is to produce corky rings around the lesions to prevent further invasion of tissue by the fungus. Late [...] Prune to ensure good air circulation, this decreases the duration of leaf wetness Shred fallen leaves in autumn/winter Spray fallen leaves with urea Ensure

• Thrips

  of hairs. How to prevent thrips Preventing a thrips infestation in your greenhouse crop involves several strategies. Firstly, it's important to maintain [...] leading to reduced yield and marketability. Because they reproduce quickly and hide deep within flowers and leaves, effective thrips control requires an integrated [...] detection and population reduction. Beneficial fungi can provide an additional line of defense. With Koppert’s biological solutions for thrips, professional growers